Summary of the "Migrate to Swift Testing"

Swift Lovers Club - WWDC26 Recap
https://love-swift.connpass.com/event/390480/

Transcript

1. log5 @ ू·ΕSwift޷͖ʂSwiftѪ޷ձεϐϯΦϑ WWDC26ηογϣϯཁ໿ձ Migrate to Swift Testing Swift Testing΁ͷҠߦ
2. XCTest ͔Β Swift Testing ΁ͷ Ҡߦ͕͠΍͘͢ͳΔʂ ͬ͘͟Γݴ͏ͱ ͔΋͠Εͳ͍ʂ
3. ΋ͱͷηογϣϯͰ͸… • Rec a p of Swift TestingʢSwift Testingͷ͓͞Β͍ʣ • Migr a te fe a rlesslyʢ৺ஔ͖ͳ͘Ҡߦ͢Δʣ • Superch a rge your testsʢςετΛ͞Βʹڧྗʹʣ
4. ࠓ೔͸͜͜ʹ஫໨ʂ • Rec a p of Swift TestingʢSwift Testingͷ͓͞Β͍ʣ • Migr a te fe a rlesslyʢ৺ஔ͖ͳ͘Ҡߦ͢Δʣ • Superch a rge your testsʢςετΛ͞Βʹڧྗʹʣ
5. ৺ஔ͖ͳ͘Swift TestingʹҠߦ͢Δ Migrate fearlessly • ※ fe a rlessly͸Ұൠʹ͸ʮେ୾ʹʯ͚ͩͲɺͳΜͱͳ͘͜͜ͰͷχϡΞϯεతʹ͸ ʮ҆৺ͯ͠ / ৺഑ͳ͘ʯ͕͍ۙͱࢥͬͨͷͰʮ৺ஔ͖ͳ͘ʯΛ࠾༻
6. Swift Testing ͸ศར
7. Swift TestingʹҠߦ͍͚ͨ͠Ͳ…
8. • ԼखʹҠߦͨ͠ΒյΕΔ • SwiftTestingͰXCTestͷAPIΛ࢖ͬͨΒʮࣦഊʯ͢΂͖ςετ͕ʮ੒ޭʯͨ͠… • ͦ΋ͦ΋ҠߦͰ͖ͳ͍ίʔυ͕͋ΔΜ͡Ό… • XCTFailͬͯSwift Testing ʹ͸ແ͔ͬͨΑͶ… • Objective-Cͷྫ֎͸र͑ΔΜͰ͚ͨͬ͠… Swift TestingʹҠߦ͍͚ͨ͠Ͳ…
9. ·ͨ͸ SWIFT_TESTING_XCTEST_INTEROP_MODE Swift Testing and XCTest Interoperability Mode • Swift 6.4 ·ͨ͸ Xcode 27 ͔Β • ςετϑϨʔϜϫʔΫؒͷ૬ޓӡ༻Λ͍͍ײ͡ʹߦ͑Δ • ௕͍ͷͰదٓʮ૬ޓӡ༻Ϟʔυʯͱݺͼ·͢Ͷ
11. • ͜Εͷ࿩Ͱ͢ɻ
12. XCTest → Swift Testing Ҡߦ • ͢΂ͯΛॻ͖׵͑Δඞཁ͸ͳ͍ • ͦ΋ͦ΋Ͱ͖ͳ͍ͷ΋͋Δ • UIςετࣗಈԽɺObjective-Cྫ֎Λѻ͏΋ͷͳͲ
13. σϡΞϧτϥοΫઓུ • طଘͷXCTest͸ͻͱ·ͣͦͷ··ʹ͢Δʂ • ৽͘͠࡞ͬͨΓɺසൟʹߋ৽͢Δ΋ͷ͸Swift TestingʹҠߦ͢Δʂ
14. σϡΞϧτϥοΫઓུ • طଘͷXCTest͸ͻͱ·ͣͦͷ··ʹ͢Δʂ • ৽͘͠࡞ͬͨΓɺසൟʹߋ৽͢Δ΋ͷ͸Swift TestingʹҠߦ͢Δʂ • ͦͷաఔͰૺ۰͢Δͷ͕ΫϩεϑϨʔϜϫʔΫ໰୊
15. XCTestͱSwift Testing ͷӽڥ໰୊ ΫϩεϑϨʔϜϫʔΫ໰୊ • ૬खଆͷAPIΛ࢖ͬͨͱ͖ʹʮςετ݁ՌΛใࠂ͢ΔAPIʯِ͕ӄੑΛࣔ͢໰୊ • ʮࣦഊʯ͢Δ͸ͣͷςετ͕ʮ੒ޭʯͯ͠͠·͏
16. • XCTFailΛ࢖͏ͱɺී௨͸ͦͷ৔Ͱςετ͕ࣦഊ͢Δ
17. • XCTFailΛ࢖͏ͱɺී௨͸ͦͷ৔Ͱςετ͕ࣦഊ͢Δ • ͱ͜Ζ͕ɺʢSwift 6.3 / Xcode 26 Ͱ͸ʣSwiftTestingͰ͸ςετ͕ࣦഊ͠ͳ͍͜ͱ͕͋Δ
18. ΫϩεϑϨʔϜϫʔΫ໰୊ • ૬खଆͷAPIΛ࢖ͬͨͱ͖ʹʮςετ݁ՌΛใࠂ͢ΔAPIʯِ͕ӄੑΛࣔ͢໰୊ • ʮࣦഊʯ͢Δ͸ͣͷςετ͕ʮ੒ޭʯͯ͠͠·͏ • ཁ͸ɺ͜͏͍͏έʔεͰ஫ҙ͕ඞཁ • Swift Testing ͷςετ͔Β XCTestͷAPIΛݺͿ • XCTestͷςετ͔ΒSwiftTestingͷAPIΛݺͿ XCTestͱSwift Testing ͷӽڥ໰୊
19. • Swift Testing ͷςετ͔Β XCTestͷAPIΛݺͿ • XCTestͷςετ͔ΒSwiftTestingͷAPIΛݺͿ ʮϖϧύʔؔ਺͕ଟͯࠞ͘ཚʯ or ʮϦϑΝΫλϦϯάͷϛεʯͰ౿Έ͕ͪ
20. • Swift Testing ͷςετ͔Β XCTestͷAPIΛݺͿ • XCTestͷςετ͔ΒSwiftTestingͷAPIΛݺͿ ૬ޓӡ༻Ϟʔυ͸͜ΕΒͷڍಈʹӨڹΛ༩͑Δ
21. ૬ޓӡ༻Ϟʔυͷछྨ • None • Limited • Complete • Strict Xcode 27 / Swift 6.4 Ҏ߱
22. ૬ޓӡ༻Ϟʔυͷछྨ • None • Limited • Complete • Strict Xcode 27 / Swift 6.4 Ҏ߱
23. ΫϩεϑϨʔϜϫʔΫ໰୊͕ʮܯࠂʯͱͯ͠ग़Δ Limited • ࢵ৭ͷܯࠂ • ҠߦͷͨΊͷҊ಺΋ܯࠂͱͯ͠දࣔ͞ΕΔ • ྫ: XCTFailΛSwift TestingͷIssue.recordʹஔ͖׵͍͑ͯͩ͘͞ • ͜ͷΑ͏ͳࣦഊ͢΂͖ςετ͸੒ޭѻ͍ͱͳΔͷͰ஫ҙ
24. ΫϩεϑϨʔϜϫʔΫ໰୊͕ʮܯࠂʯͱͯ͠ग़Δ Limited • ࢵ৭ͷܯࠂ • ҠߦͷͨΊͷҊ಺΋ܯࠂͱͯ͠දࣔ͞ΕΔ • ྫ: XCTFailΛSwift TestingͷIssue.recordʹஔ͖׵͍͑ͯͩ͘͞ • ࣦഊ͢΂͖ςετ͕੒ޭѻ͍ͱͳΔ͜ͱ͕͋Δ • Xcode 27ΑΓલʹ࡞੒͞Εͨςετϓϥϯ͸͜ͷϞʔυ • swift-tools-version͕6.3ҎԼͰɺSwift 6.4πʔϧνΣʔϯΛ࢖༻ͯ͠ swift test ͨ͠৔߹ ΋ɺσϑΥϧτͰ͜ͷϞʔυ
25. ΫϩεϑϨʔϜϫʔΫ໰୊͕ʮΤϥʔʯͱͯ͠ग़Δ Complete • LimitedϞʔυͰ͸ܯࠂ͕ͩͬͨɺCompleteͰ͸ΤϥʔʹͳΔ • ҠߦͷҊ಺͸Ҿ͖ଓ͖ܯࠂͰදࣔ͞ΕΔ • ͜ͷςετ͸࣮ߦ͢Δͱɺظ଴௨Γʮࣦഊʯ͢Δ
26. ΫϩεϑϨʔϜϫʔΫ໰୊͕ʮΤϥʔʯͱͯ͠ग़Δ Complete • LimitedϞʔυͰ͸ܯࠂ͕ͩͬͨɺCompleteͰ͸ΤϥʔʹͳΔ • ҠߦͷҊ಺͸Ҿ͖ଓ͖ܯࠂͰදࣔ͞ΕΔ • Xcode 27Ͱ৽نʹ࡞੒͞ΕͨϓϩδΣΫτ͸ɺ͜ͷϞʔυʹͳΔ • swift-tools-versionΛ6.4Ҏ߱ʹߋ৽͢ΔͱɺσϑΥϧτͰ͜ͷϞʔυʹͳΔ
27. ΫϩεϑϨʔϜϫʔΫ໰୊ͳͲ͋ͬͯ͸ͳΒͳ͍ Strict • ૬ޓݺͼग़͕͠F a t a l errorʹͳΓɺςετ͸ଈ࣌ఀࢭ • XCTest APIͷ׬શͳഉআΛ໨ࢦ͋͢ͳͨʹ • ʮͲͷίʔυʹ·ͩXCTest API΁ͷґଘ͕࢒͍ͬͯΔͷ͔ʯΛௐ΂Δͷʹศར • Swift Testing΁ͷҠߦʹ͓͚Δ࠷ऴεςοϓͰ࢖͏΋ͷ
28. XCTest͔ΒSwiftTesting APIΛ࢖ͬͨ৔߹͸ʁ
29. XCTest͔ΒSwiftTesting APIΛ࢖ͬͨ৔߹͸ʁ • Limited / Complete / Strict શͯʹ͓͍ͯςετ͕ࣦഊ͢Δ • ҎԼͷςετ͸ࣦഊ͢Δ
30. ͳʹ΋͠·ͤΜ None • ΫϩεϑϨʔϜϫʔΫ໰୊ΛҰ੾ใࠂ͠ͳ͍ • όάΛݟಀͯ͠͠·͏ϦεΫ͕͋Δ • ͜ͷςετ͸ຊདྷΤϥʔʹͳΔ͸͕ͣͩΤϥʔʹͳΒͳ͍ʂ • ʹ΋͔͔ΘΒͣͦΕ͕ใࠂ͞Εͳ͍ʂ
31. ͳʹ΋͠·ͤΜ None • ΫϩεϑϨʔϜϫʔΫ໰୊ΛҰ੾ใࠂ͠ͳ͍ • όάΛݟಀͯ͠͠·͏ϦεΫ͕͋Δ • ͝ར༻͸ܭըతʹ & Ұ࣌తʹ • ΫϩεϑϨʔϜϫʔΫؔ࿈Τϥʔ͕ଟ͗ͯ͢अຐ͗͢Δ࣌ͱ͔ • طଘͷڍಈΛҡ࣋͢Δඞཁ͕͋Δ࣌ͱ͔
32. https://developer. a pple.com/videos/pl a y/wwdc2026/267/
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